The World Association for the Development of Philately (WADP) and the Universal Postal Union (UPU) jointly conceived and developed the WADP Numbering System - WNS, which was launched on 1 January 2002.

AR020.09

Country / Post Argentina
Date of Issue 27 June 2009
Primary theme Environment & Conservation
Geography & Meteorology (Seas, lakes & rivers)
Subject Environmental Protection - Water
Width 30.0 mm
Height 60.0 mm
Denomination 5.00 ARS
Number in set 2 (show set)
Layout/Format miniature sheet of 2 of 2 designs
Perforations 14 by 14
Stamp issuing authority Correo Oficial de la Republica Argentina SA
Printer Letra Viva SA, Buenos Aires
Connect to the web shop of the issuing stamp authority